Home / 33,100,142.82-45,674,228.87-18,412,097.73

Finding the Fourth Proportional to 33,100,142.82, 45,674,228.87 and 18,412,097.73

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Solution

The fourth proportional to 33,100,142.82, 45,674,228.87 and 18,412,097.73 is: 25,406,487.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,100,142.82 : 45,674,228.87 = 18,412,097.73 : x
  2. Step 2: Convert to fraction form
    33,100,142.82/45,674,228.87 = 18,412,097.73/x
  3. Step 3: Cross multiply
    33,100,142.82x = 45,674,228.87 × 18,412,097.73
  4. Step 4: Simplify right side
    33,100,142.82x = 840,958,365,376,396
  5. Step 5: Solve for x
    x = 840,958,365,376,396/33,100,142.82
  6. Step 6: Final answer
    x = 25,406,487.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.